The phrase "nautical touch" refers to adding a maritime or seafaring element or style to something. It means incorporating designs, decor, or features that are related to the sea, ships, or sailors. Full definition
The guest bedroom offers contemporary bedding with fun nautical touches, tiled floor, and a full bathroom. (wyndhamvacationrentals.com)
I've had these little anchor hooks sitting around my house for awhile and when I found the brass «captain» plaque a couple of weeks ago, I decided that they would be the perfect nautical touch for under our map wall in the hallway just outside my office. (theinspiredroom.net)
I love nautical touches in decor too... always makes me think of new england character in homes... Been working on some drawings of quaint homes lately and as I do some of the inside rooms too, I'm wanting to add those touches like you have here on the mantel. (theinspiredroom.net)